plugin not found: ${request.PluginName}, forget to load plug

Error message

plugin not found: ${request.PluginName}, forget to load plugin?

What it means

Error "plugin not found: ${request.PluginName}, forget to load plugin?" thrown in Wox-launcher/Wox.

Source

Thrown at wox.plugin.host.nodejs/src/jsonrpc.ts:175

function unloadPlugin(ctx: Context, request: PluginJsonRpcRequest) {
  const pluginInstance = pluginInstances.get(request.PluginId)
  if (pluginInstance === undefined || pluginInstance === null) {
    logger.error(ctx, `<${request.PluginName}> plugin instance not found: ${request.PluginName}`)
    throw new Error(`plugin instance not found: ${request.PluginName}`)
  }

  delete require.cache[require.resolve(pluginInstance.ModulePath)]
  pluginInstances.delete(request.PluginId)

  logger.info(ctx, `<${request.PluginName}> unload plugin successfully`)
}

function getMethod<M extends keyof Plugin>(ctx: Context, request: PluginJsonRpcRequest, methodName: M): Plugin[M] {
  const plugin = pluginInstances.get(request.PluginId)
  if (plugin === undefined || plugin === null) {
    logger.error(ctx, `plugin not found: ${request.PluginName}, forget to load plugin?`)
    throw new Error(`plugin not found: ${request.PluginName}, forget to load plugin?`)
  }

  const method = plugin.Plugin[methodName]
  if (method === undefined) {
    logger.info(ctx, `plugin method not found: ${request.PluginName}`)
    throw new Error(`plugin method not found: ${request.PluginName}`)
  }

  return method
}

async function initPlugin(ctx: Context, request: PluginJsonRpcRequest, ws: WebSocket) {
  const plugin = pluginInstances.get(request.PluginId)
  if (plugin === undefined || plugin === null) {
    logger.error(ctx, `plugin not found: ${request.PluginName}, forget to load plugin?`)
    throw new Error(`plugin not found: ${request.PluginName}, forget to load plugin?`)
  }

View on GitHub (pinned to 1659730fcb)

When it happens

Trigger: Thrown at wox.plugin.host.nodejs/src/jsonrpc.ts:175 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of Wox-launcher/Wox@1659730fcb (2026-08-15). Data as JSON: /api/errors/f0742447c2c765d8. Report an issue: GitHub.